X-CGP-ClamAV-Result: CLEAN X-VirusScanner: Niversoft's CGPClamav Helper v1.23.0 (ClamAV engine v0.103.0) From: "Kelly Troyer keltro@gmail.com" Received: from mail-lj1-f179.google.com ([209.85.208.179] verified) by logan.com (CommuniGate Pro SMTP 6.2.14) with ESMTPS id 1317849 for flyrotary@lancaironline.net; Tue, 16 Mar 2021 21:21:30 -0400 Received-SPF: pass receiver=logan.com; client-ip=209.85.208.179; envelope-from=keltro@gmail.com Received: by mail-lj1-f179.google.com with SMTP id f16so1192429ljm.1 for ; Tue, 16 Mar 2021 18:21:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to; bh=lBWKFORpy9ZzMV5tqNuKD/6sQPFMsmgY377U94Y3quM=; b=lc8JxrPH3cFYpJv8xZJSjFANEWB9TPjBic+cKB3O7ZDH2plDEaoVF6s+pDnj5Dog5Z hTjbyF1S+/MuTCjb+I78t+fFQhQqLBlGoXWLoFnUGLs9+pYYfldw+KocKYx7/MtohP5E im9ppSbOPFHA6PxHLReDUKPOmJ9e+7A6Z7cJMorO4V0J4BOIlqKi563G1XvN+y0JvRvF 5yls/IvCuuSb969M9sHF8Gay05ec4nEpqQuM/u9MXx6YZJanMa6398PGCZVPUvc882Oa aa133Fm9Xz3fIlcBhrUHzfBwH89kzwPF8WzJlwezrUrTGIP5Jl2ZbpR6xPRwAuLzawST IXHw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to; bh=lBWKFORpy9ZzMV5tqNuKD/6sQPFMsmgY377U94Y3quM=; b=VDV7RG78k6w+gNZx2EWPvmOo8FIbFKq1zwqadxjkpUfnHY0DHt1qKz5PYg/Ea0+Od6 IOowTQlKeiUPYfZjpdT0VwvZNKRmffDIFSAt2r796UFYlolShRnpD3D6UodHJpgZiYgP tk8a6zSY/trqkUF6Qve6xbxz5WhXjds2J4kCBJpDjPUaXDp788A1QLFDFh1zObvdVxZc G6zm9f7BPpyvYckrQQy97LpVpJ31LsXnmSRijsbFczev9MwuafLerGhjqRV6w3mnq5BI 72cPhgN28uHP/ud3qnFTJf1E2uM0V3hi+e7Dfbgf3SN9+pYdXOr2u4iwRnt4mpGfztvG M57Q== X-Gm-Message-State: AOAM531v+5MV3kqBGXfmPriWxyT9uAQHjgHgd9G69L9lJ9nU018k+cNL EEyvhWRhiNivs8JtucldMuGcq6NQPGaOmlW1uxcSAzAj X-Google-Smtp-Source: ABdhPJzBgegMBBjLnO7R6On07mVRICLm2aYHkszKj/S6w7hvHNjSyS5QBfaH8aIg4xRmE8kygdnNxRhRQ6c+E6dZ9dw= X-Received: by 2002:a2e:8eca:: with SMTP id e10mr829528ljl.135.1615944073522; Tue, 16 Mar 2021 18:21:13 -0700 (PDT) MIME-Version: 1.0 References: In-Reply-To: Date: Tue, 16 Mar 2021 20:18:03 -0500 Message-ID: Subject: Re: [FlyRotary] Re: MISTRAL To: Rotary motors in aircraft Content-Type: multipart/alternative; boundary="0000000000007ab19505bdb14c5f" --0000000000007ab19505bdb14c5f Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Steve, Yes thought of the runners also................. On Tue, Mar 16, 2021 at 5:08 PM Stephen Izett stephen.izett@gmail.com < flyrotary@lancaironline.net> wrote: > Thanks Kelly. If possible the ID of those runners as well please. > > > > On 16 Mar 2021, at 10:44 pm, Kelly Troyer keltro@gmail.com < > flyrotary@lancaironline.net> wrote: > > > > Steve, > > Bear with me but as soon as practicable I will do my best to measure > the intake length from engine face to face of the > > throttle body (plus ID of throttle body)............Yes the "Mistral" > engines are side intake ports............I believe (from memory) > > that they rated HP at 6500 rpm...........Still waiting on all the > "Mistral" documentation from the seller............ > > > > Best, > > Kelly Troyer > > > > On Tue, Mar 16, 2021 at 5:51 AM Stephen Izett stephen.izett@gmail.com < > flyrotary@lancaironline.net> wrote: > > Hi Kelly > > Sounds really cool. Such a shame Mistral didn=E2=80=99t make it. > > I thought their engines were side port. I=E2=80=99d love to know the le= ngth of > the inlet from the engine face to the throttle body and the rpm that they > rate the 200hp. > > > > Cheers > > > > Steve Izett > > Glasair Super IIRG Renesis 4 port RD1C > > > > > > > On 16 Mar 2021, at 9:59 am, Kelly Troyer keltro@gmail.com < > flyrotary@lancaironline.net> wrote: > > > > > > Lee, > > > I ask because I recently became the proud owner of the final > iteration (Designed to be certified) "Mistral G200-C1B" 200hp > > > Rotary engine and I am just curious as to what apex seals they used > in them........Since "Mistral" seems to be out of business I > > > do not know where to get information (I have heard that the Chinese > bought them out)..............I do not need apex seals as the > > > engine only has about 10 flying hours on it.............. > > > > > > Thanks, > > > Kelly Troyer > > > > > > On Mon, Mar 15, 2021 at 6:01 PM lehanover lehanover@aol.com < > flyrotary@lancaironline.net> wrote: > > > I did not. I was asked to travel about inspecting installations prior > to first flight, or to assist with installations. > > > But if asked I would have suggested Ceramic seals. > > > > > > We raced with Carbon seals and later, Ceramic seals. Carbons wear too > fast for aircraft use but are soft and leave the housing chrome looking > better than new as the years go by. No detectable wear at all. Near perfe= ct > sealing. No skipping, no need for an extra spring. > > > Same for Ceramics. Light weight. No wear. Very expensive. But if you > can use the same housings for 4 or 5 years, then not so bad. The duty > cycle of an aircraft engine is much tougher than that of a racer or stree= t > engine. > > > All early engines Had the wide carbon seals. We machined them down to > fit the later rotors. So early housings would often run well over 100,000 > miles. The iron seals with a chrome face have you running a chrome face > against a chrome housing. Bad Mojo. With Premixing and or oil injection n= ot > so bad. Hard starting suggests > > > worn apex seals. Both ceramic and carbon seals need to be sized to > the housing width. > > > Any question, any time. > > > Lynn E. Hanover > > > > > > message dated 3/14/2021 11:29:17 PM Eastern Standard Time, > flyrotary@lancaironline.net writes: > > > > > > Lee Hanover, > > > I seem to remember that you had some interaction back in the day > with "MISTRAL" when they were developing their > > > Rotary engines .........If so did you ever hear what tip seals they > used in their engines ? (Iron , Ceramic , Etc)........... > > > > > > Thanks, > > > -- > > > Kelly Troyer > > > > > -- > Homepage: http://www.flyrotary.com/ > Archive and UnSub: > http://mail.lancaironline.net:81/lists/flyrotary/List.html > --=20 Kelly Troyer Dyke Delta_"Eventually" 13B_RD1C_EC2_EM2 --0000000000007ab19505bdb14c5f Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
Steve,
=C2=A0 =C2=A0 Yes thought of the runners also..= ...............

On Tue, Mar 16, 2021 at 5:08 PM Stephen Izett stephen.izett@gmail.c= om <flyrotary@lancaironline.net> wrote:
Thanks Kelly. If possible the ID of those runne= rs as well please.


> On 16 Mar 2021, at 10:44 pm, Kelly Troyer keltro@gmail.com <flyrotary@lancaironline.net>= ; wrote:
>
> Steve,
>=C2=A0 =C2=A0Bear with me but as soon as practicable I will do my best = to measure the intake length from engine face to face of the
> throttle body (plus ID of throttle body)............Yes the "Mist= ral" engines are side intake ports............I believe (from memory)<= br> > that they rated HP at 6500 rpm...........Still waiting on all the &quo= t;Mistral" documentation from the seller............
>
> Best,
> Kelly Troyer
>
> On Tue, Mar 16, 2021 at 5:51 AM Stephen Izett stephen.izett@gmail.com <flyrotary@lancai= ronline.net> wrote:
> Hi Kelly
> Sounds really cool. Such a shame Mistral didn=E2=80=99t make it.
> I thought their engines were side port. I=E2=80=99d love to know the l= ength of the inlet from the engine face to the throttle body and the rpm th= at they rate the 200hp.
>
> Cheers
>
> Steve Izett
> Glasair Super IIRG Renesis 4 port RD1C
>
>
> > On 16 Mar 2021, at 9:59 am, Kelly Troyer keltro@gmail.com <flyrotary@lancaironline.net> wrote:
> >
> > Lee,
> >=C2=A0 =C2=A0 =C2=A0 =C2=A0I ask because I recently became the pro= ud owner of the final iteration (Designed to be certified)=C2=A0 "Mist= ral G200-C1B" 200hp
> > Rotary engine=C2=A0 and I am just curious as to what apex seals t= hey used in them........Since "Mistral" seems to be out of busine= ss I
> > do not know where to get information (I have heard that the Chine= se bought them out)..............I do not need apex seals as the
> > engine only has about 10 flying hours on it..............
> >
> > Thanks,
> > Kelly Troyer
> >
> > On Mon, Mar 15, 2021 at 6:01 PM lehanover lehanover@aol.com <flyrotary@lancaironline.net= > wrote:
> > I did not. I was asked to travel about inspecting installations p= rior to first flight, or to assist with installations.
> > But=C2=A0 if asked I would have suggested Ceramic=C2=A0 seals. > >=C2=A0
> > We raced with Carbon seals and later, Ceramic seals. Carbons wear= too fast for aircraft use but are soft and leave the housing chrome lookin= g better than new as the years go by. No detectable wear at all. Near perfe= ct sealing.=C2=A0 No skipping, no need for an extra spring.
> > Same for Ceramics. Light weight. No wear. Very expensive. But if = you can use the same housings for 4 or 5 years, then not so bad.=C2=A0 The = duty cycle of an aircraft engine is much tougher than that of a racer or st= reet engine.=C2=A0
> > All early engines Had the wide carbon seals. We machined them dow= n to fit the later rotors. So early housings would often run well over 100,= 000 miles.=C2=A0 The iron seals with a chrome face have you running a chrom= e face against a chrome housing. Bad Mojo. With Premixing and or oil inject= ion not so bad. Hard starting suggests
> > worn apex seals.=C2=A0 Both ceramic and carbon seals need to be s= ized to the housing width.
> > Any question, any time.
> > Lynn E. Hanover
> >=C2=A0
> >=C2=A0 message dated 3/14/2021 11:29:17 PM Eastern Standard Time, = flyrotary@= lancaironline.net writes:
> >=C2=A0
> > Lee Hanover,
> >=C2=A0 =C2=A0 =C2=A0I seem to remember that you had some interacti= on back in the day with "MISTRAL" when they were developing their=
> > Rotary engines .........If so did you ever hear what tip seals th= ey used in their engines ? (Iron , Ceramic , Etc)...........
> >=C2=A0
> > Thanks,
> > --
> > Kelly Troyer
>


--
Homepage:=C2=A0 http://www.flyrotary.com/
Archive and UnSub:=C2=A0 =C2=A0http://mail= .lancaironline.net:81/lists/flyrotary/List.html


--
Kelly Troyer
Dyke Delta_"Eventually"
13B_RD1C_EC2_EM2 --0000000000007ab19505bdb14c5f--